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计算机工程 ›› 2007, Vol. 33 ›› Issue (02): 236-238. doi: 10.3969/j.issn.1000-3428.2007.02.083

• 开发研究与设计技术 • 上一篇    下一篇

冗余组合导航系统的软件设计及可靠性分析

周卫东,郝燕玲   

  1. (哈尔滨工程大学自动化学院,哈尔滨 150001)
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2007-01-20 发布日期:2007-01-20

Design for Fault-tolerant Integrated Navigation and Analysis of Software Reliability

ZHOU Weidong, HAO Yanling   

  1. (Automation College, Harbin Engineering University, Haerbin 150001)
  • Received:1900-01-01 Revised:1900-01-01 Online:2007-01-20 Published:2007-01-20

摘要: 提出了冗余组合导航应用软件的实用设计方法,当组合导航应用软件中多个任务模块采用N文本法和恢复块法进行冗余设计时,给出了含有容错模块的软件系统的可靠性的评价模型及计算方法。

关键词: 组合导航, 软件可靠性, 软件容错, 嵌入式操作系统

Abstract: This paper proposes the practical design method for fault-tolerant program of warship integrated navigation.Both N-version programming and the recovery block scheme are considered in applied software of integrated navigation. The model and simple algorithm for evaluating reliability of software system consisting of fault-tolerant components.

Key words: Integrated navigation, Software reliability, Fault-tolerant program, Embedded operating system